You are given a sentence and a question in the input. The information provided in the sentence should be enough to answer the question. You're expected to write the correct answer. Do not use any facts other than those provided in the sentence.

Sentence: I unwrapped the dog treat and gave it to him. 
Question: what did I buy in the store?
dog treat.

Sentence: She was very happy because her cousin, Mary, was coming to visit today. 
Question: Why was Susie happy?
Mary was coming to visit.

Sentence: She was very happy. 
Question: Was Mary happy with the cake?

You assume that because of the question asked the sentence is referring to Mary.

